ECS & CXT-E Control Valve Retrofit for SW Double Wall Heaters
Technical Instruction Document
TID-0140_0A
12/30/2014
AERCO International, Inc.
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100 Oritani Dr.
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Blauvelt, New York 10913
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Phone: 800-526-0288
Page 40 of 58
9. Following Manufacturer’s instructions, attach one (1) 1.5” tube OD x 1.5” male NPT
adapter to other end of tube.
10. Follow steps 15 through 29 in section 4.2.5 above.
4.3
COMPOUND PRESSURE GAUGE
A Compound Pressure Gauge is included in the Retrofit Kit. The Compound Pressure Gauge
range will be sized to match the requirements of the Heater being retrofitted. In addition to the
Gauge, all required fittings necessary for installation will be included in the kit.
The Gauge will be mounted on the steam inlet flange as shown in Figure 4-7.
Figure 4-7. Compound Pressure Gauge Installation – Double-Wall S/W Unit